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134630132 = 227132231237
BaseRepresentation
bin10000000011001…
…00101011110100
3100101022220211012
420001210223310
5233431131012
621205331352
73223223450
oct1001445364
9311286735
10134630132
1169aa467a
1239106b58
1321b7a100
1413c47660
15bc45622
hex8064af4

134630132 has 72 divisors (see below), whose sum is σ = 304488576. Its totient is φ = 50903424.

The previous prime is 134630131. The next prime is 134630159. The reversal of 134630132 is 231036431.

134630132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 134630098 and 134630107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134630131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108218 + ... + 109454.

It is an arithmetic number, because the mean of its divisors is an integer number (4229008).

Almost surely, 2134630132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134630132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152244288).

134630132 is an abundant number, since it is smaller than the sum of its proper divisors (169858444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134630132 is a wasteful number, since it uses less digits than its factorization.

134630132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 134630132 is about 11603.0225372530. The cubic root of 134630132 is about 512.5238626208.

Adding to 134630132 its reverse (231036431), we get a palindrome (365666563).

The spelling of 134630132 in words is "one hundred thirty-four million, six hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 4 7 13 14 23 26 28 46 52 91 92 161 169 182 299 322 338 364 598 644 676 1183 1196 1237 2093 2366 2474 3887 4186 4732 4948 7774 8372 8659 15548 16081 17318 27209 28451 32162 34636 54418 56902 64324 108836 112567 113804 199157 209053 225134 369863 398314 418106 450268 739726 796628 836212 1463371 1479452 2589041 2926742 4808219 5178082 5853484 9616438 10356164 19232876 33657533 67315066 134630132